Bitter is an English term for pale ale, which is a beer and vary in colour from gold to dark amber and in strength from 3% to 7% alcohol by volume. bitter A type of taste a person can feel with their senses.
Chalk is a limestone deposit created as plankton (tiny marine organisms) concentrate calcium in their bodies while living, then leach the calcium out after they die and settle onto ocean floors; over millennia, large deposits are formed, and as the seas recede, chalks deposits remain.
Background. The chalkboard is a flat, vertical writing surface on which anything can be inscribed by means of a piece of chalk. The device is generally used for educational purposes, but it can also be found in the workplace, the home, and restaurants.While chalkboards can be manufactured from a variety of materials, porcelain enamel is the most common material used in today's chalkboard.ost modern chalkboards are made of porcelain enamel. In this particular manufacturing process, a tough and durable material such as steel is used as the base. There are several thicknesses of steel used in the manufacture of chalkboards, but the most common is 22-gauge.